SED files exist as 3 different types. Please find information about each of them below.
Type 1: IExpress Self Extraction Directive File
The SED file extension is for IExpress Self Extraction Directive files. Microsoft created this format standard. The format works with software installable on Windows. IExpress Wizard is the most used ...
General Information
| Title | SED File Extension |
| Extension | .sed |
| Full Form | IExpress Self Extraction Directive |
| File Type | Configuration File |
| Developer | Microsoft Corporation |
| MIME Type | text/plain |
File Function
| Primary Function | Define parameters |
| Additional Functions | Automate extraction, Package setup |
| Features | Self-extracting, Automated installation |
File Characteristics
| Quality | Plain text |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Software Installation | Yes |
| Automated Deployment | Yes |
| Package Distribution | Yes |
Security and Practices
| Security Risks | Executable embedding |
| Best Practices | Validation, Testing |
Historical/Version Information
| Initial Release | Windows 95 |
| Latest Version | Part of Windows 10 |
Associated Types
| Similar Extensions | .exe, .msi, .bat, .cmd |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 IExpress |
Included with OS | Windows |
| Notepad |
Included with OS | Windows |
| Text Editors |
Free, Paid | Windows, Mac, Linux |
Type 2: Sed Script
General Information
| Title | SED Script File Extension |
| Extension | .sed |
| Full Form | Stream Editor Script |
| File Type | Script/Plain Text |
| Developer | Bell Labs |
| MIME Type | text/plain |
File Function
| Primary Function | Text processing |
| Additional Functions | Stream manipulation, Batch editing |
| Features | Regex support, Scriptable |
File Characteristics
| Quality | Text based |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes |
Use Cases
| Text Transformation | Yes |
| Data Extraction | Yes |
| Automated Editing | Yes |
| Log File Processing | Yes |
Security and Practices
| Security Risks | Code injection |
| Best Practices | Validate input, Limit permissions |
Historical/Version Information
| Initial Release | 1974 |
| Latest Version | Depends on implementation |
Associated Types
| Similar Extensions | .awk, .sh, .bash, .txt |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 GNU sed |
Free | Unix, Linux, Windows, macOS |
| Unix-like Systems |
Built-in | Unix, Linux, macOS |
| Cygwin |
Free | Windows |
Type 3: Nintendo 3DS System Key
General Information
| Title | .sed File Extension |
| Extension | .sed |
| Full Form | Nintendo 3DS System Key File |
| File Type | Encryption Key File |
| Developer | Nintendo |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Security, Encryption |
| Additional Functions | System Identification |
| Features | Unique, Console-specific |
File Characteristics
| Quality | Highly Sensitive |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | No |
Use Cases
| Console Modding | Yes |
| Data Decryption | Yes |
| Backup Restoration | Yes |
Security and Practices
| Security Risks | Unauthorized Access |
| Best Practices | Secure Storage, Limited Distribution |
Historical/Version Information
| Initial Release | 2011 |
| Latest Version | N/A |
Associated Types
| Similar Extensions | .bin, .dat, .cia |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| GodMode9 |
Free | Nintendo 3DS System |
| Decrypt9WIP |
Free | Nintendo 3DS System |
| Luma3DS |
Free | Nintendo 3DS System |